Vaporizer for internal-combustion engines



I T. A. MULKERN.- VAPOBIZER FOR INTERNAL corvmusnor. ENGINES. APPLICATION FILED FEB. 24, 1919.

1,350,079. Patented Aug. 17, 1920.

Z 5 ZZ THOMAIE? SSI NOE- OF ONE-HALF 'I'O 'M'ULK'ERET,

, L'M-LIFOENIA.

EN Q INES.

Letters Eezial No. #728,892.

agzunsz the top of the head 6, and a spring seat is screw seated upon the upper end a of E1: stem 21 the spring, so that HOHVWOOGJ by mnniymlating ihe spring seat the tension and of the spring: may be accurately regulated. and useful EIHPLOVGZZKSE The nipple 1 tappod downwardly Interlai-doznbfistion @hrough Una upper wall of the exhaust mani-- fold A pipe 25- oonneots the union memvm 9 to a union 1112111 or 26 mid union mem- & L nor 2% tapped downwardly through Dem the n ne-r 1111 of the crank case 27 so as L i0 lead from the crank 0 2e chamber 28 to tho chamber in llka manner a pipe 29 connects the union member 8 to a union member 30 tagped into the intake manifold 31 so to lead gas from the chamber in he i 15: by suction 1:2 manner a pipe 32 member 3.0 to a similar rough the Fall at J A. so to lead 1) of the Water p of Water 0 111 N uelng u by ihe. needle-valve 18.

, amends downwarly t rough :ihaust manifold so that Ymrme'd up the and the bottom aggy; and .Vin fipnrm) and Water in the through the date down" 10"" through flow and coni, W be intake ions changes may be mado without (16 spun: o mventlon as mini; the in posliion passn 1r. Wardly and 10 plate 1.9 throw coil spring acket, of a, V 1 W211} of the 31min 2, cupa boijtom tendin from the pipe nipple, an annular wall ex ending from the edge. of the bottom and forming a mixing chamber in communication with the cup-shaped vaporizing chamber, a head screwed into the annular wall, a pipe connecting the mixing chamher with the intake manifold, a second pipe connecting the crank case chamber with the head and with the mixing chamber by way of a passage through the head, a third pipe connecting the water jacket with the mixing chamber by Way of a passage through the head, a needle valve in the head for regulating the water passage, the lower faceof the head being fiat, a valve plate fitting against the flat face of the head to cover the passage throligh the head, a stem extending from the valve plate through the head,

' a spring upon the stem bearing against the head and against a seat adjustable on the stem.

In testimony whereof I have signed my name to this specification.

THOMAS A. MULKERR 

